Error Messages - Saadat DENA 650 User Manual

Chapter 9: Troubleshooting and Error messages
Noisy ECG signal due to AC
power interferences

Error messages

Message
CHECK R
CHECK L
CHECK F
CHECK C1
CHECK C2
CHECK C3
CHECK C4
CHECK C5
CHECK C6
● Electrodes are placed on
bony site of the patient body.
●
Unclean
electrodes
● Insufficient gel is applied.
● Contact with metal parts of
bed, trolley, etc.
● Lead wires, patient cable or
power cable fails to make
connection.
● There are other electronic
devices in the vicinity of the
electrocardiograph.
● Improper ambient light for
example using fluorescent
lamp in the room which ECG
record is taken.
● Improper Earth system
Cause
Leads Error Messages
Lead R is not properly
connected to patient.
Lead L is not properly
connected to patient.
Lead F is not properly
connected to patient.
Improper connection of C1
electrode
Improper connection of C2
electrode
Improper connection of C3
electrode
Improper connection of C4
electrode
Improper connection of C5
electrode
Improper connection of C6
electrode
System Messages
Recorder Error Messages
● Check electrodes and lead
wires connection.
or sulfated
● Check that lead wires are not
tangled or connected to ground.
● Check that the patient does not
contact the metal parts.
● Check that patient cable and
power cable have no contact.
● Turn on the HUM Filter.
● If the problem persists, unplug
the power cable (the device runs
on the battery).
● If the problem still persists,
noise source may be other
devices, room or its earth system.
Consequently, this room is not
suitable for ECG recording.
Solution
Make sure that mentioned
electrode is
connected.
Make sure that mentioned
electrode is
connected.
Make sure that mentioned
electrode is
connected.
Make sure that C1
electrode is
connected to patient.
Make sure that C2
electrode is
connected to patient.
Make sure that C3
electrode is
connected to patient.
Make sure that C4
electrode is
connected to patient.
Make sure that C5
electrode is
connected to patient.
Make sure that C6
electrode is
connected to patient.
64
Remarks
The message is displayed in
properly
red color on the screen.
The message is displayed in
properly
red color on the screen.
The message is displayed in
properly
red color on the screen.
The message is displayed in
properly
red color on the screen.
The message is displayed in
properly
red color on the screen.
The message is displayed in
properly
red color on the screen.
The message is displayed in
properly
red color on the screen.
The message is displayed in
properly
red color on the screen.
The message is displayed in
properly
red color on the screen.